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14-3/4" Steel Body PDC Drill Bit for Oil Drilling. Ultra-High Wear Resistance: Diamond layer 2.5x industry standard; up to 8,300m footage in abrasive formations. Impact-Resistant Steel Body: High-strength alloy steel with arc transition; 30% higher impact toughness. Flexible Customization: Non-standard diameters 4-26 inches and blade counts 3-8 available. Fast Delivery: Standard and customized models delivered within 15 days. Wide Application Range: Suitable for oil, gas, geothermal, coal bed methane, and hard rock mining. Cost-Effective Design: Steel body construction offers lower cost compared to matrix body bits. ISO Certified Quality: Manufactured under ISO9001:2015, ISO14001, and ISO45001:2018 standards.